Pith Number

pith:EQRBDWTT

pith:2021:EQRBDWTTLNYHUHC2AXUFZS3P7C

not attested not anchored not stored refs pending

Parallel Algorithms for Masked Sparse Matrix-Matrix Products

Aydin Buluc, Israt Nisa, Oguz Selvitopi, Sr{\dj}an Milakovi\'c, Zoran Budimli\'c

arxiv:2111.09947 v1 · 2021-11-18 · cs.DC · cs.DS · cs.MS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQRBDWTTLNYHUHC2AXUFZS3P7C}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:33:26.116573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

242211da735b707a1c5a05e85ccb6ff8bcd7c19b4a50b6aaecac6eca2a9b6b75

Aliases

arxiv: 2111.09947 · arxiv_version: 2111.09947v1 · doi: 10.48550/arxiv.2111.09947 · pith_short_12: EQRBDWTTLNYH · pith_short_16: EQRBDWTTLNYHUHC2 · pith_short_8: EQRBDWTT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/EQRBDWTTLNYHUHC2AXUFZS3P7C \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 242211da735b707a1c5a05e85ccb6ff8bcd7c19b4a50b6aaecac6eca2a9b6b75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b3b537b5d1cd2a2130722e03ba54bae54237ce9ae838b5928a87be71828ea5",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-11-18T21:03:00Z",
    "title_canon_sha256": "bb92a0490bda921365b9ad7662b6a44208c49878bcb8849ad00eb5f577426371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09947",
    "kind": "arxiv",
    "version": 1
  }
}